---
title: configurationStale
framework: networkextension
role: symbol
role_heading: Type Property
path: networkextension/nevpnerror-swift.struct/configurationstale
---

# configurationStale

An error code that indicates another process modfied the VPN configuration since the last time the app loaded the configuration.

## Declaration

```swift
static var configurationStale: NEVPNError.Code { get }
```

## Discussion

Discussion This error also occurs if the app tries to save the VPN configuration before loading it from the Network Extension preferences the first time after the app launches.

## See Also

### Error codes

- [configurationDisabled](networkextension/nevpnerror-swift.struct/configurationdisabled.md)
- [configurationInvalid](networkextension/nevpnerror-swift.struct/configurationinvalid.md)
- [connectionFailed](networkextension/nevpnerror-swift.struct/connectionfailed.md)
- [configurationReadWriteFailed](networkextension/nevpnerror-swift.struct/configurationreadwritefailed.md)
- [configurationUnknown](networkextension/nevpnerror-swift.struct/configurationunknown.md)